asenchi

#!/bin/sh

# Configure SuperMicro boxes
#
# We end up with the following:
# * RAID1 for the OS (2 drives)
# * RAID10 num 1, (16 drives)
# * RAID10 num 2, (16 drives)
# * 2x hot spare

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/opt/MegaRAID/MegaCli/MegaCli64 -CfgSpanAdd -r10 -Array0[0:0,0:1] -Array1[0:2,0:3] -Array2[0:4,0:5] -Array3[0:6,0:7] -Array4[0:8,0:9] -Array5[0:10,0:11] -Array6[1:0,1:1] -Array7[1:2,1:3] -Array8[1:4,1:5] -Array9[1:6,1:7] -Array10[1:8,1:9] -Array11[1:10,1:11] -Array12[1:12,1:13] -Array13[1:14,1:15] -Array14[1:16,1:17] -Array15[1:18,1:19] -Array16[1:20,1:21] -Array17[1:22,1:23] WB NORA Direct -a0 > cfgspanoutput2

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Frontend Development

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---

asenchi

from time import time
from logging.config import fileConfig
from twisted.internet import epollreactor
epollreactor.install()

from flask import Flask, request

app = Flask(__name__)

fileConfig("logging.ini")

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func min(a1 int, a2 int, a3 int) int {
	min := a1
	if a2 < min {
		min = a2
	}
	if a3 < min {
		min = a3
	} 
	return min
}

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package LevenshteinDistance

import "fmt"
import "math"

func compare(a, b string) int {
	var cost int
	d := make([][]int, len(a)+1)
	for i := 0; i < len(d); i++ {
		d[i] = make([]int, len(b)+1)

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The Case For Go

• Iron.io: How We Went from 30 Servers to 2 with Go
• Go at Google: Language Design in the Service of Software Engineering
• Behind the Scenes: Big Data at Torbit
• pool.ntp.org DNS server in Go
• Juju at Canonical
• Go at bitly
• NSQ: realtime distributed message processing at scale

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#cribbed from http://vimeo.com/52569901 (Twilio carrier call origination moderation)
# The idea is that many fan-in queues can enqueue at any rate, but
#  dequeue needs to happen in a rate-controlled manner without allowing
#  any individual input queue to starve other queues.
#  http://en.wikipedia.org/wiki/Leaky_bucket (second sense, "This version is referred to here as the leaky bucket as a queue.")
#
#  requires:
#  redis 2.6+
#  redis-py>=2.7.0
#  anyjson

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parsing mysql query logs with logstash

The problem is that some lines in the file are missing timestamps when they aren't continuations of any previous line. It's dumb, really.

The mysql query log is seriously bullshit format, but nothing logstash can't unscrew.

The main goal here is to show how we can fix the 'missing timestamp' problem.

% ruby bin/logstash agent -e '

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(defun involved (population percentage)
  "Figure out the number of cookers given a percentage"
  (* population percentage))

(defun total-meals (givers meals-per-year)
  "Total amount of meals per year given cookers and meals per month"
  (* givers meals-per-year))

(defun number-of-families (meals per-day)